2160340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1187}}^1$

素因数の和:1216

約数の個数: 48

約数和(自身を含む): 5588352

約数和(自身を除く): 3428012

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1187, 1820, 2374, 4748, 5935, 8309, 11870, 15431, 16618, 23740, 30862, 33236, 41545, 61724, 77155, 83090, 108017, 154310, 166180, 216034, 308620, 432068, 540085, 1080170, 2160340]

約数ペア:

[(1, 2160340), (2, 1080170), (4, 540085), (5, 432068), (7, 308620), (10, 216034), (13, 166180), (14, 154310), (20, 108017), (26, 83090), (28, 77155), (35, 61724), (52, 41545), (65, 33236), (70, 30862), (91, 23740), (130, 16618), (140, 15431), (182, 11870), (260, 8309), (364, 5935), (455, 4748), (910, 2374), (1187, 1820)]